TaxUK IQ

TaxIQ UK is the UK's most complete salary, tax and payroll calculator — a premium financial dashboard that shows exactly where your money goes and how much you really keep. Enter your salary and watch every figure update instantly: income tax, National Insurance, pension, student loans, take-home pay and effective tax rate. Built on the latest HMRC rules, with historical tax years available so you can compare year on year. WORKS FOR HOW YOU'RE PAID • Annual, monthly, weekly, daily or hourly pay — converted automatically • Overtime, commission, allowances and one-off payments • Variable pay tracking: log each payslip as it arrives for a running year-to-date picture • Bonuses: fixed or a percentage of salary, at any frequency, with real-payment tracking EVERY UK NATION • England, Scotland, Wales and Northern Ireland • Full tax-code support, emergency codes, Marriage Allowance and Blind Person's Allowance • Validated against real payslips to the penny PENSIONS & SALARY SACRIFICE • Auto-enrolment, salary sacrifice, net pay and relief-at-source arrangements • Independent employee and employer contributions • Additional Voluntary Contributions, including AVCs from bonuses • EV, cycle-to-work, tech and other sacrifice schemes BENEFITS IN KIND • Company cars with CO₂/electric-range lookup, medical, dental and more • Both P11D and payrolled (real-time) reporting — ready for the HMRC transition • Employer Class 1A NI shown for context BEYOND YOUR PAYSLIP Track all your income in one consolidated tax position: • Self-employment — log income and itemised expenses by pay window, with quarterly and annual totals • Rental property — Property Income Allowance, Rent-a-Room and mortgage-interest relief • Side hustles — with the £1,000 Trading Allowance • Savings interest, dividends and capital gains — against the correct allowances • Pension income — state pension, drawdown, annuity and tax-free lump sums MAKING TAX DIGITAL Preparing to self-report? TaxIQ UK checks whether you're within scope, shows the phased thresholds, and breaks your income into HMRC's quarterly update windows with filing deadlines — derived from the real dates you log. PREMIUM DASHBOARD & CHARTS • Large, animated KPI cards for every figure that matters • Salary breakdown, income-tax-by-band, waterfalls and cashflow charts • "This Year at a Glance" summary with clear positive/negative colouring • Effective and marginal tax rates at a glance SCENARIOS & REPORTS • Save unlimited scenarios — current job, a new offer, a promotion, higher pension, retirement • Load, duplicate, rename and compare • Export professional PDF and CSV reports to share or keep PRIVATE BY DESIGN • Everything is calculated on your device • Privacy Mode instantly hides sensitive figures • Face ID / Touch ID app lock • Optional iCloud sync keeps your data in step across iPhone and iPad BEAUTIFUL & ACCESSIBLE • Native SwiftUI design for iPhone and iPad, portrait and landscape • Full Dark Mode, Dynamic Type and VoiceOver support • Smooth animations and instant, offline calculations AI INSIGHTS (PREMIUM) Personalised, plain-English observations drawn purely from your own numbers — such as the tax impact of a bonus, whether extra pension could help, or how much salary you'd need for a target take-home. Guidance based on your figures, not financial or tax advice. TaxIQ UK Premium unlocks unlimited scenarios, advanced charts, reports, cloud sync, AI insights and an ad-free experience. Important: TaxIQ UK provides estimates from the figures you enter to help you understand and plan your finances. It is not tax advice and not a substitute for HMRC or a qualified accountant. Always check figures against your payslip and official guidance.